There are many more type of answers to explain the experience being a transwomen and transmen. I remember telling someone roughly for example, Sex is your hardware, Gender is your software. Some people are born with their software and hardware aligned, they are called cis-gender people. And they are people who's software doesn't match their hardware, they are transwomen and transmen. Then i can see the person's eyes lighten up with the mouth forming and O to let out the sound Oh and an I followed by C indicating aligned neurons for a perfectly understanding the situation.